package com.demo.design01.service;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 内部下单数量接口
 * @author ytj
 * @date 2022/2/21
 */
public class OrderService {
    private Logger logger= LoggerFactory.getLogger(OrderService.class);

    public Long queryUserOrderCount(String userId){
        logger.info("自营商家，查询用户的订单是否为首单:{}",userId);
        return  10L;
    }
}
